The ABCs of effective feedback
Rubin Irwin M., Campbell Thomas J.Kniha
Citace v seznamu literatury:
RUBIN, Irwin M. a CAMPBELL, Thomas J. The ABCs of effective feedback: a guide for caring professionals. San Francisco, Calif.: Jossey-Bass, c1998. ISBN 0787910775. Dostupné také z: http://www.loc.gov/catdir/toc/onix06/97014970.html.